Differences in cover crop contributions to phosphorus uptake by ryegrass in two soils with low and moderate P status

Geoderma(2022)

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摘要
•Cover crop residues contributed 18–42 % of the total P uptake of ryegrass.•The cover crop P contribution was lower compared that from mineral fertilizer.•The effects of cover crops are correlated with P concentration and C:P ratio.
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关键词
Cover crops,Phosphorus uptake,Soil phosphorus status,Isotopic labelling
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